Thermal airship
A thermal airship is an airship that generates buoyancy by heating air in a large chamber or envelope. The lower density of the interior hot air compared to the cooler ambient air causes an upward force on the envelope.
A thermal airship is an airship that generates buoyancy by heating air in a large chamber or envelope. The lower density of the interior hot air compared to the cooler ambient air causes an upward force on the envelope.
A thermal airship is an airship that generates buoyancy by heating air in a large chamber or envelope. The lower density of the interior hot air compared to the cooler ambient air causes an upward force on the envelope.
Source: Wikipedia "Thermal airship" · CC BY-SA 4.0
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